TextileHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Herstellerangabe
mbakustik curtain Type AV 32, 2-layer, not easily flammable
Type AV 32
PTB reference data
Original description
mbakustik curtain Type AV 32, 2-layer, not easily flammable
Material properties
Manufacturer: mbakustik
Wall distance: 0.30 m
Up to fire class: not easily flammable
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.91
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.30 | 0.65 | 1.00 | 1.10 | 1.25 | 1.20 |
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Method (354): Measured